PIC18F2221-E/SS Microchip Technology, PIC18F2221-E/SS Datasheet - Page 24

• Manufacturer Part Number: PIC18F2221-E/SS
• Description: 4KB, Flash, 512bytes-RAM, 25I/O, 8-bit Family,nanoWatt 28 SSOP .209in TUBE
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F2221-E/SS

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, HLVD, POR, PWM, WDT
• Number Of I /o: 25
• Program Memory Size: 4KB (2K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 10x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 28-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PIC18F2221/2321/4221/4321
TABLE 26-4:
DS80310G-page 24
Standard Operating Conditions (unless otherwise stated)
Operating temperature -40°C ≤ T
D420
Param
No.
Symbol
HIGH/LOW-VOLTAGE DETECT CHARACTERISTICS
HLVD Voltage on V
Transition High to Low
Characteristic
A
≤ +85°C for industrial
DD
LVV = 0000
LVV = 0001
LVV = 0010
LVV = 0011
LVV = 0100
LVV = 0101
LVV = 0110
LVV = 0111
LVV = 1000
LVV = 1001
LVV = 1010
LVV = 1011
LVV = 1100
LVV = 1101
LVV = 1110
LVV = 1111
2.06
2.12
2.24
2.32
2.47
2.65
2.74
2.96
3.22
3.37
3.52
3.70
3.90
4.11
4.36
1.10
Min
2.17
2.23
2.36
2.44
2.60
2.79
2.89
3.12
3.39
3.55
3.71
3.90
4.33
4.59
1.20
4.11
Typ
Max
2.28
2.34
2.48
2.56
2.73
2.93
3.04
3.28
3.56
3.73
3.90
4.10
4.32
4.55
4.82
1.30
Units
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
© 2008 Microchip Technology Inc.
HLVDIN input/internal
reference voltage
Conditions